Home / 26,774.07-36,947.58-15,443.60

Finding the Fourth Proportional to 26,774.07, 36,947.58 and 15,443.60

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Solution

The fourth proportional to 26,774.07, 36,947.58 and 15,443.60 is: 21,311.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,774.07 : 36,947.58 = 15,443.60 : x
  2. Step 2: Convert to fraction form
    26,774.07/36,947.58 = 15,443.60/x
  3. Step 3: Cross multiply
    26,774.07x = 36,947.58 × 15,443.60
  4. Step 4: Simplify right side
    26,774.07x = 570,603,461.75
  5. Step 5: Solve for x
    x = 570,603,461.75/26,774.07
  6. Step 6: Final answer
    x = 21,311.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.